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2019 World Federation of Neurosurgical Societies Congress Beijing
2019 World Federation of Neurosurgical Societies Congress Beijing
2018/1/12
It is my great honor and pleasure to extend our warm invitation to you on behalf of the Organizing Committee of the WFNS Congress Beijing 2019 hosted by the Chinese Medical Doctor Association and Chin...
由北京听力协会主办的“2017北京国际听力学大会（2017 Beijing International Audiology Conference）”定于2017年5月26日至5月28日在北京国际会议中心举行。本次大会旨在通过专业学术论坛和行业综合展览，搭建听力学领域的国际交流平台，促进中国听力学的发展与繁荣，推动听力行业的规范化与健康成长。大会除邀请诸多国内外知名听力学专家分享本领域前沿进展和行业...
Vitamin D deficiency and associated factors in adolescent girls in Beijing
calcium intake vitamin D intake sunlight exposure
2016/6/14
Several locally published reports indicate a high
prevalence of vitamin D deficiency among adolescents in China,
but no systematic population-based survey has been conducted.
山东临朐胃癌高发人群和北京人群Lewis血型抗原相关SE基因多态性分析Analysis of Polymorphisms on Lewis Blood Group Antigen Related SE Gene in the Populations in Shandong with High-risk of Gastric Cancer and Beijing
胃癌 Lewis血型抗原 SECRETOR基因 基因多态性
2007/12/30
摘要为探讨宿主的遗传背景和幽门螺杆菌（Helicobacter pylori,H.pylori）相关胃癌的易感性之间的关系，本文采用PCR产物直接测序和PCR-RFLP的方法，检测142例山东临朐县胃癌高发人群个体（包括69例癌症患者和73例非癌个体）和93例北京正常对照个体SE基因多态性的分布特点。结果显示：sew/sew基因型在山东非癌个体和北京人群之间的分布差异具有统计学意义（P＜0.01,...